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'''Oil shale''' is a dark-colored [[shale]] containing [[organic]] material that can be crushed and heated to liberate gaseous [[hydrocarbon]]s. The kerogen in oil shale can be converted to synthetic crude oil through pyrolysis.
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'''Oil shale''' is a dark-colored [[shale]] containing [[organic]] material that can be crushed and heated to liberate gaseous [[hydrocarbon]]s. The kerogen in oil shale can be converted to synthetic crude oil through the chemical process of pyrolysis.
    
[[category:Geology]]
 
[[category:Geology]]
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